Finding the Fourth Proportional to 74,527.92, 102,852.72 and 42,702.12

Step by Step Solution

1. Step 1: Write the proportion equation
   74,527.92 : 102,852.72 = 42,702.12 : x
2. Step 2: Convert to fraction form
   74,527.92/102,852.72 = 42,702.12/x
3. Step 3: Cross multiply
   74,527.92x = 102,852.72 × 42,702.12
4. Step 4: Simplify right side
   74,527.92x = 4,392,029,191.77
5. Step 5: Solve for x
   x = 4,392,029,191.77/74,527.92
6. Step 6: Final answer
   x = 58,931.33